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√40 + √90

= (√10 x √4 ) + (√10 x √9 )

= 2√10 + 3√10=5√10

Preterite- would be used for SINGULAR actions in the past; completed actions Imperfect- repeated actions in the past( saying I used to do something...) or descriptions We generally say that imperfect is a...

The digestive system is a tube starting from the mouth and ending at the anus. Between are different compartments with different roles. The first stage of digestion occurs in the mouth. The teeth grind th...

Both are processes which involve the filtration of small molecules (such as water, glucose, amino acids) out of capillaries, while larger molecules, proteins and cells (such as red blood cells) remain in ...

5(x + 3) < 60Multiple the number outside of the bracket with the contents of the bracket:5x + 15 <60 Next, bring all the numbers to one side 5x <60-15Now simplify 5x < 45Simply further x < ...